50607-30-2
2,4-哌啶二酮
→
~85%
476014-76-3
4-羟基-2-哌啶酮
158849-52-6
Butanoic acid, 4-cyano-3-hydroxy-, methyl ester
~81%
147028-51-1
Butanoic acid, 4-cyano-3-hydroxy-, (3S)-
4-cyano-3-hydroxybutanoic acid